Research Reveals Causes of Ancient Prairie Climate Shifts

University of Helsinki

A long period of drought in North America has been recognized by scientists for decades. A new study links the severe climate to a change in Earth's orbit.

Scenery in Kansas at the modern-day boundary region between central North American prairie and temperate forests. The millennia-long Holocene drought caused the prairie to expand significantly eastward compared to its present extent. (Image: Edwin Olson / Wikimedia Commons)
/Public Release. This material from the originating organization/author(s) might be of the point-in-time nature, and edited for clarity, style and length. Mirage.News does not take institutional positions or sides, and all views, positions, and conclusions expressed herein are solely those of the author(s).View in full here.